| Placentia to Rancho Cordova (California) | 375.42 mi (604.18 km) |
| Placentia to Rancho Cucamonga (California) | 23.61 mi (38.00 km) |
| Placentia to Rancho Mirage (California) | 82.38 mi (132.57 km) |
| Placentia to Rancho Palos Verdes (California) | 30.42 mi (48.96 km) |
| Placentia to Rancho San Diego (California) | 94.27 mi (151.72 km) |
| Placentia to Rancho Santa Margarita (California) | 22.65 mi (36.45 km) |
| Placentia to Randallstown (Maryland) | 2,287.85 mi (3,681.95 km) |
| Placentia to Rantoul (Illinois) | 1,687.18 mi (2,715.25 km) |
| Placentia to Rapid City (South Dakota) | 1,052.41 mi (1,693.69 km) |
| Placentia to Ravenna (Ohio) | 2,052.26 mi (3,302.79 km) |
| Placentia to Raymondville (Texas) | 1,300.84 mi (2,093.50 km) |
| Placentia to Raymore (Missouri) | 1,341.70 mi (2,159.26 km) |
| Placentia to Raytown (Missouri) | 1,343.16 mi (2,161.61 km) |
| Placentia to Reading (Ohio) | 1,880.32 mi (3,026.08 km) |
| Placentia to Reading (Pennsylvania) | 2,330.66 mi (3,750.84 km) |
